Update python-test.yml

Author: shenxianpeng

.github/workflows/python-test.yml

@@ -151,7 +151,7 @@ jobs:
 
       - name: Upload to github pages
         # only publish doc changes from main branch
-        if: github.event_name != 'pull_request' && github.ref == 'refs/heads/main'
+        if: github.ref == 'refs/heads/main'
         uses: peaceiris/actions-gh-pages@v3
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}